namespace CSharpPro._1021;

public  class UserTestChild:UserTest
{
    public override void Print()
    {
        Console.WriteLine("子类实现 Print 方法");
    }

    public override void M1()
        {
            Console.WriteLine("子类实现 M1 方法");
        }

        public override void M2()
        {
            Console.WriteLine("子类实现 M2 方法");
        }

        public override void M3()
        {
            Console.WriteLine("子类实现 M3 方法");
        }
}